Because you like Donna Carmichael in Mamma Mia!
All it takes to change the course of history is the will of a single man called John Price. See them in Call of Duty Series.
If there's power in being average, Mikado Ryugamine will find it and use it. See them in Durarara!!.
Gruff and sarcastic, Detective Harry Dresden use unconventional ways to track down perps, including using magic and the supernatural. See them in The Dresden Files.
Raiden is an efficient soldier haunted by his repressed past. See them in Metal Gear Series.
A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.
Ron Burgundy is a news anchor who signs off with "Stay classy, San Diego" or whatever his teleprompter says. Bonus: he plays the jazz flute. See them in Anchorman: The Legend of Ron Burgundy.
Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.
Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.
Firo Prochainezo is swept up in a world of mysterious women, alchemists, and rumors of a wine that makes it drinkers immortal. See them in Baccano!.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.